ECSL2011 - Sobre el III Encuentro Centroamericano de Software Libre
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Transcript of ECSL2011 - Sobre el III Encuentro Centroamericano de Software Libre
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Web Hosting Projectswith
AWS Services
Chun-Ting Jason ChenInternational Cooperation and Development Fund
Belize Government Central America
Sobre el III Encuentro Centroamericano de Software LibreAug, 10-12, 2011
http://ecsl2011.softwarelibre.ca/
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ICDF (International Cooperation and Development Fund)
TaiwanICDF is dedicated to boosting socio-economic development, enhancing human resources and promoting economic relations in a range of developing partner countries. We also offer humanitarian assistance and provide aid in the event of natural disasters or international refugee crises.
Ref: ICDF
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Sobre el III Encuentro Centroamericano de Software LibreAug, 10-12, 2011
http://ecsl2011.softwarelibre.ca/ Suchitoto, San Salvador,
El Salvador
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Cache server
Web hosting & FTP servers
Updating contents
Content Managers
Visitors
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System Infrastructure
LAMP(Liux,Apache,MySQL,PHP)
− Secureftpd(FTP service)
− Proxy-Suite(FTP Proxy)
− Postfix(Mail service)
− CSF(ConfigServer Firewall)
− Port Knocking
Reverse Proxy
− Varnish
(Reverse Proxy)
− EHCP
(Control Panel)
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Visible Challenges in Belize
− Bandwidth (Expensive)● ADSL 512Kb/s upstream
● (Average web page size for portal is around 500Kb)● Traffic burst (big files/ media streaming/ /concurrent access)● 2M/512K=250USD/month, 4M/1M=425USD/month● Unstable power caused randomly downtime about 4%
− Resources● Time, money, and people locally are always limited.● Hardware Maintenance● Reliable Storage● Reliable Electricity
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Centralized and Decentralized
● Host Locally − Reliable storage $$− Database/System
Backup− Bandwidth $$$$$− Human resources
$$$$$− Performance − Traffic − Load Balancer $$
● Hosting on Other Countries
− Lower Cost− Better Quality− Better availability− Higher Bandwidth
●Cost?●Quality?●Availability?●Security?(DDOS)●Efficiency?
Visitors only care about the speed.
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Visitors are came from where?
(who is using our bandwidth?)
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6
Statistics
1852 Visitors come from 683 cities in 30 days.
20% of visitors from Belize. 80% of visitors from all over the world
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Page Size
99%
1%
Only 1% is html/text.
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Only 1% is content, can be downloaded in 1.2s.
The 99% of bandwidth is using for deliver pictures, Style sheets, java scripts.
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How can we solve the bandwidth issue?
Buy more bandwidth?
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CDN Content Delivery Network
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Belize
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Content Delivery Network Servers
Web HostingProject
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Content Delivery Network Benefits
● Speed up TCP handshake● Efficiency – don't hit the server ● Security – DDOS Attack● Availability – Multiple backup● Cost – Cheap! Cheap! Cheap! CDN is MUCH CHEAPER
than BTL.
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Web Hosing Service in Belize
Canada
Belize
United Kingdom
Ireland
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Web Hosting Service in Belize
Content Manager
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Columbusundersea link
MiamiCDN Node
Belize
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How much it cost?
Bandwidth Service in Belize1.58 USD /GB (250USD /M, ADSL 2M/512K)1.34 USD /GB (425USD /M, ADSL 4M/1M, 15% off)
Cloud Computing ServiceAmazon Cloud Storage 0.12 USD /GB(92.5% off)Amazon CDN 0.12 USD /GB (92.5% off)Service 356/24/7 Bandwidth 10GB/sEnterprise service
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Conclusion● Cloud Computing Service can solve over 95% of
bandwidth issue if we push 99% of big files/media/pictures/documents to Cloud Storage and separate into Content Deliver Network.
● That means 61.44 KB/s upstream is enough for 20 websites.
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Thank you for your attention.Question?